{"id":2816,"date":"2018-03-14T14:51:57","date_gmt":"2018-03-14T13:51:57","guid":{"rendered":"http:\/\/www.etto.cz\/heating-bodies\/heating-bodies-with-open-wire-ceramic-mica\/"},"modified":"2026-03-10T07:30:45","modified_gmt":"2026-03-10T06:30:45","slug":"heating-bodies-with-open-wire-ceramic-mica","status":"publish","type":"page","link":"https:\/\/www.etto.cz\/en\/products\/heating-bodies-with-open-wire-ceramic-mica\/","title":{"rendered":"Open wire heating elements (ceramic, mica)"},"content":{"rendered":"<p>According to their design, heating elements with open wire are divided into:<\/p>\n<ul>\n<li>&nbsp;ceramic heating elements<\/li>\n<li>&nbsp;elements with mica insulation<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">The position of the resistance wire is defined by ceramic or mica beams of various shapes. Electric insulation from the surrounding construction is ensured by these beams and the air gaps created. Heated air is the target heated medium or only a mediator (indirect heating).<\/p>\n<p style=\"text-align: justify;\">Use: Furnaces for high temperatures, calcining, annealing furnaces, industrial steamers, infra heating, indirect heating of liquids, e.g. in galvanic baths, ventilation, heat curtains etc. For applications with high working temperatures (more than 800 \u00b0 C), it is often the only solution possible.<\/p>\n<p>Maximum permanent working temperature on the surface of the wire.<\/p>\n<ul>\n<li>1,425 \u00b0C \u2013 standard resistance heating wires.<\/li>\n<li>1,850\u00b0C &#8211; special elements from MoSi2 are used instead of heating wire. Applications with restricted shapes and dimensions.<\/li>\n<\/ul>\n<p>For more information or help to resolve specific heating issues, please contact us.<\/p>\n<p><strong>Disadvantages:<\/strong> Lower mechanical resistance and susceptibility to contamination.<\/p>\n<p><strong>Advantages:<\/strong> enables high working temperature, rapidly reaches the target temperature.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>According to their design, heating elements with open wire are divided into: &nbsp;ceramic heating elements &nbsp;elements with mica insulation The position of the resistance wire &#8230;<\/p>\n","protected":false},"author":1,"featured_media":2583,"parent":2836,"menu_order":0,"comment_status":"open","ping_status":"open","template":"_page-menu.php","meta":{"_acf_changed":false,"ngg_post_thumbnail":0,"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-2816","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Open Wire Heating Elements - Ceramic and Mica | ELEKTRON-ETTO<\/title>\n<meta name=\"description\" content=\"Open wire ceramic and mica heating elements for high-temperature industrial applications. 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